S&P CHEMINAIR Serie Instrucciones De Uso página 21

INTAKE DUCT
REMINDER:
Fire resistant to M0.
For the CHEMINAIR 400 : Ø 125 mm
For the CHEMINAIR 600 : Ø 160 mm
Drill a hole in the ceiling, of diameter

slightly larger than the diameter of the
duct. Ensure that this hole is as far as
possible from the smoke duct.
The intake duct should not be installed in

the flue liner containing the smoke
evacuation duct.
Do not connect the intake duct to the hot

air escape vents of the fireplace, if these
exist.
Position the mouth of the intake duct 10

to 20 cm below the level of the
decompression grilles in the hood (see
diagram opposite).
Keep the duct taut and cut it to the

dimensions necessary for connecting the
appliance. Insert the duct into the
appliance's suction nozzle. Secure with a
clamp.
The section of the intake duct projecting

out of the hood must be insulated (clad in
glass wool at the connection to the
motor).
Where the duct passes through a wooden

floor or ceiling, dampen the orifice with
glass wool.
DO NOT CONNECT THE DUCT TO THE VENTS OF THE FIREPLACE OR INSERT,
This duct should be of semi-rigid aluminium.
BUT LET IT HANG FREE
reference: GA 125
reference: GA 160
grille
21
10 to 20 cm